如今燕麦草、小(xiǎo )杂(zá )粮、覆膜(mó )马铃薯(shǔ )等耐旱作物“当家(jiā )”,以水定(dìng )粮(liáng )改变了(le )察汗(hàn )淖尔(ěr )湿地周(zhōu )边农业(yè )形(xíng )态。庞学峰(fēng )给记者(zhě )算(suàn )了一笔(bǐ )账:种植(zhí )燕麦草,只搞“雨(yǔ )养(yǎng )”农(nóng )业,不使用地下水。成(chéng )本下降,加上轮作和“水改旱(hàn )”补贴(tiē ),亩效益可(kě )比(bǐ )种甜(tián )菜(cài )增加(jiā )200元人民(mín )币(bì )左右(yòu )。
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